Over the last 12 months we’ve seen an unprecedented explosion of financial deals in the mobile space. That includes a staggering $47 billion in mergers and acquisitions — plus $14 billion in investments.

SAN FRANCISCO — Facebook vice president of growth Alex Schultz is a well-respected marketer, in part because he’s a staunch advocate for quality acquisition tactics that will drive engagement — and firmly opposes gimmicky ones that erode user trust.

The World Cup just ended last Sunday, as we may expect, passionate soccer fans who are lucky enough to visit Brazil probably have made a lot of international friends. Facebook data scientists now tell us from which countries we made the most friends.

Days after the Electronic Privacy Information Center filed a complaint with the Federal Trade Commission about Facebook’s mood-tracking experiment, Sen. Mark Warner (D-Va.) is asking the agency to dig deeper into possible “ramifications” of the social network’s study.